Patents Assigned to Hammtek Asia, Inc.
  • Method and apparatus of manufacturing electric pole
    Patent number: 7290338
    Abstract: Disclosed are an electric pole manufacturing apparatus having an improved distal end, capable of reducing the cost, arranging tensile cores corresponding to a design load, and providing a high quality electric pole, and a method of manufacturing the electric pole.
    Type: Grant
    Filed: March 13, 2003
    Date of Patent: November 6, 2007
    Assignee: Hammtek Asia, Inc.
    Inventors: Seung Soo Kim, Jung Ho Kong